Gaya APA

Lohr, A. (2005). Ecological Effects and Environmental Impact Of The Extremey Acidic Banyupahit - Banyuputih River And The Kawah Ijen Crater Lake In Indonesia . Amsterdam: Institute of Ecological Sceuince.

Gaya MLA

Lohr, Ansje. "Ecological Effects and Environmental Impact Of The Extremey Acidic Banyupahit - Banyuputih River And The Kawah Ijen Crater Lake In Indonesia". Amsterdam: Institute of Ecological Sceuince, 2005. Text.